Product Description
In the rapidly evolving landscape of battery technology, maintaining the highest standards of performance and purity in lithium-ion batteries is paramount. Next Gen Zirconia Milling Beads have emerged as a game changer in optimizing electrode mixing processes, ensuring energy density, cycle life, and safety. This article delves into the revolutionary role of zirconia beads in lithium-ion battery production, highlighting their impact on grinding and dispersing electrode materials.
Zirconia beads, particularly yttria-stabilized zirconia beads, have become indispensable in the grinding and dispersion processes of lithium battery electrode materials. Their high wear resistance, chemical stability, and ability to control particle size distribution make them ideal for achieving uniformity and purity in battery materials.
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Grinding Efficiency: Zirconia beads act as "micro hammers," breaking down large electrode material particles into smaller, micron or nanometer-sized particles. This refinement increases the surface area, enhancing electrochemical performance.
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Dispersion Uniformity: The spherical design of zirconia beads prevents particle agglomeration, ensuring a stable distribution. This uniformity improves current output stability, crucial for battery performance.
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Low Contamination: Made from high-purity zirconium oxide, zirconia beads minimize contamination risks, preserving the integrity and safety of battery materials.
Efficient grinding with zirconia beads results in smaller, more uniform electrode material particles. This refinement significantly boosts the specific surface area, enhancing the energy density of the battery. Consequently, batteries can store more electrical energy, catering to high-end applications like electric vehicles.
Zirconia beads ensure high purity and uniform distribution, reducing particle agglomeration and microcracks. This stability minimizes side reactions, extending the battery's service life and maintaining performance consistency over numerous charge-discharge cycles.
The dispersion effect of zirconia beads ensures even distribution of electrode materials, reducing "dead zones." This uniformity enhances conductivity and optimizes lithium ion migration paths, improving output power and charging efficiency.
A lithium battery manufacturer utilized zirconia beads to wet grind NCM ternary materials, reducing particle size from 3.5 μm to 0.8 μm. This process improved discharge capacity and rate performance, increasing energy density by approximately 15%.
In graphite anode material processing, zirconia beads enhanced slurry uniformity. The resulting electrode sheets exhibited superior conductivity and long-cycle stability, with a capacity retention rate of 94.8% after 1000 cycles.
Zirconia beads significantly improved the capacity retention rate and rate performance of LiFePO₄ electrodes, reducing particle size from 1.5 μm to 0.7 μm and increasing performance by 20% in high-rate tests.
| Diameter(mm) | Each ball weight(g) | 100g balls qty(pcs) |
| 1 | 0.00314 | 31847 |
| 2 | 0.02512 | 3981 |
| 3 | 0.08478 | 1180 |
| 4 | 0.20096 | 498 |
| 5 | 0.3925 | 255 |
| 6 | 0.67824 | 147 |
| 7 | 1.07702 | 93 |
| 8 | 1.60768 | 62 |
| 10 | 3.14 | 32 |
| 12 | 5.42592 | 18 |
| 15 | 10.5975 | 9 |
| 20 | 25.12 | 4 |
●Chemical Composition:
| Composition | ZrO2 | Y2O3 + Others |
| Content % | 94.6 | 5.4 |
●Physical Properties:
| Specific Gravity g/cm3 | Bulk Density kg/L | Hardness Mohs | Hardness Hv | Fracture Toughness MPam1-2 | Crushing Load Kg.f (Φ0.3mm) | Grain size um | Sphericity (%) |
| ≥6.03 | ≥ 3.76 | 9 | ≥1210 | 9 |
8.2
| ≤0.3 | ≥98 |
40times under microscope for 0.3mm YSZ ball
● Inner structure:
● Size distribution:
| product name: | Yttria stabilized zirconia bead | size: | Φ0.3mm |
| 100pcs test result by selected random(unit: mm) |
| 0.28 | 0.29 | 0.3 | 0.31 | 0.32 |
| 0.28 | 0.29 | 0.3 | 0.31 | 0.32 |
| 0.28 | 0.29 | 0.3 | 0.31 | 0.32 |
| 0.28 | 0.29 | 0.3 | 0.31 | 0.32 |
| 0.29 | 0.29 | 0.31 | 0.31 | 0.32 |
| 0.29 | 0.3 | 0.31 | 0.31 | 0.32 |
| 0.29 | 0.3 | 0.31 | 0.31 | 0.32 |
| 0.29 | 0.3 | 0.31 | 0.31 | 0.33 |
| 0.29 | 0.3 | 0.31 | 0.31 | 0.33 |
| 0.29 | 0.3 | 0.31 | 0.31 | 0.33 |
| 0.29 | 0.3 | 0.31 | 0.32 | 0.33 |
| 0.29 | 0.3 | 0.31 | 0.32 | 0.33 |
| 0.29 | 0.3 | 0.31 | 0.32 | 0.33 |
| 0.29 | 0.3 | 0.31 | 0.32 | 0.33 |
| 0.29 | 0.3 | 0.31 | 0.32 | 0.33 |
| 0.29 | 0.3 | 0.31 | 0.32 | 0.33 |
| 0.29 | 0.3 | 0.31 | 0.32 | 0.34 |
| 0.29 | 0.3 | 0.31 | 0.32 | 0.34 |
| 0.29 | 0.3 | 0.3 | 0.3 | 0.36 |
| 0.29 | 0.3 | 0.3 | 0.3 | 0.3 |
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●Features:
It has high density and hardness, making it suitable for high-quality products, such as ceramic inking, automobile, paints and coating.
It is suitable for high-efficiency horizontal mills and basket mills.
Low contamination of the milling product.
It is suitable for industries requiring nano-sized particles.
●Pakage:
25KG/Plastic Drum, 800-1000KG/Pallet with shrink wrapped
●Storage:
The grinding media should be stored in a dry and clean place.
Factory equipment
Exhibition & Partner
Case
Ship to philipine
Ship to Germany
FAQ
What is the Ideal Size of Zirconia Beads for Grinding Lithium Battery Materials?
The ideal bead size varies based on the material type. Generally, smaller beads (0.3 - 0.4 mm) are preferred for finer grinding, while larger beads (1.0 – 1.5 mm) suit preliminary grinding.
What Machines are Recommended for Lithium Battery Material Production?
High-energy bead mills, such as horizontal and vertical mills, are commonly used. These machines provide the necessary shear force for effective material breakdown.
How Long Do Zirconia Ceramic Balls Last During Grinding?
Zirconia ceramic balls typically last 500 to 1000 hours, depending on factors like material hardness and grinding speed.
Can Zirconium Oxide Beads be Used for Both Positive and Negative Electrode Materials?
Yes, zirconia beads are suitable for grinding cathode and anode materials, maintaining purity and preventing contamination.
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